What is the cheapest airline that flies from Washington, D.C. Reagan-National to Kastrup Copenhagen?

British Airways, Air Canada, and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Kastrup Copenhagen

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?

Prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport were last updated today.

How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?

There is 1 operator available for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport as of October 2026.

What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$323 Cheap Flights from Washington, D.C. Reagan-National Airport to Copenhagen in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Copenhagen

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:05 am - 1:25 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

20h 20m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

6:10 am - 9:59 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

21h 49m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

$550Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

11:05 am - 8:00 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

26h 55m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas Oslo Gardermoen

6:10 am - 9:59 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

21h 49m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

$600Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

11:05 am - 2:00 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

20h 55m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

6:10 am - 9:59 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

21h 49m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

$609Multiple Airlines

Fri, Jan 15 - Wed, Jan 20

4:00 pm - 2:00 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

16h 00m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

6:10 am - 10:38 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

22h 28m3 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$617Multiple Airlines

Fri, Jan 15 - Wed, Jan 20

11:00 am - 7:10 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

14h 10m1 stop New York John F Kennedy Intl

1:20 pm - 11:30 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

16h 10m1 stop Boston Logan Intl

$628Scandinavian Airlines

Mon, Feb 8 - Wed, Feb 24

12:00 pm - 6:55 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

12h 55m1 stop Boston Logan Intl

12:55 pm - 11:04 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

16h 09m1 stop New York John F Kennedy Intl

$628Scandinavian Airlines

Sat, Feb 27 - Sat, Mar 6

4:00 pm - 9:20 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

35h 20m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas Warsaw Frederic Chopin

6:10 am - 10:38 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

22h 28m3 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$630Multiple Airlines

Fri, Jan 15 - Wed, Jan 20

11:05 am - 8:20 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

27h 15m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

6:10 am - 9:59 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

21h 49m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

$631Multiple Airlines

Mon, Nov 9 - Wed, Nov 18

4:00 pm - 1:30 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

39h 30m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

6:55 am - 10:29 amCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

33h 34m2 stops Brussels Bruxelles-National Newark

$741United Airlines

Mon, Feb 8 - Thu, Feb 11

4:00 pm - 1:30 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

39h 30m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

6:55 am - 6:23 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

17h 28m2 stops Brussels Bruxelles-National Newark

$751United Airlines

Mon, Feb 8 - Thu, Feb 11

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 2:10 pmDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

26h 10m2 stops Montreal Pierre Elliott Trudeau Intl Zurich

6:20 am - 10:34 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

22h 14m2 stops Frankfurt am Main Toronto Pearson Intl

$760Air Canada

Mon, Oct 12 - Wed, Oct 14

8:40 pm - 10:50 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

32h 10m1 stop Toronto Pearson Intl

11:35 am - 10:38 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

17h 03m1 stop Toronto Pearson Intl

$760Air Canada

Tue, Oct 13 - Wed, Nov 4

8:40 pm - 10:50 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

32h 10m1 stop Toronto Pearson Intl

7:15 am - 3:24 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

14h 09m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$761Multiple Airlines

Tue, Oct 13 - Wed, Nov 4

4:20 pm - 10:50 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

36h 30m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

7:15 am - 3:24 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

14h 09m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$764Multiple Airlines

Tue, Oct 13 - Wed, Nov 4

6:59 am - 10:50 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

21h 51m1 stop Toronto Pearson Intl

6:20 am - 10:34 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

22h 14m2 stops Frankfurt am Main Toronto Pearson Intl

$771Air Canada

Mon, Oct 12 - Wed, Oct 14

3:00 pm - 11:45 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

14h 45m1 stop Minneapolis St Paul

9:00 am - 4:37 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

13h 37m1 stop New York John F Kennedy Intl

$778Multiple Airlines

Wed, Oct 14 - Wed, Oct 21

11:05 am - 6:45 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

13h 40m1 stop New York John F Kennedy Intl

9:00 am - 4:37 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

13h 37m1 stop New York John F Kennedy Intl

$789Multiple Airlines

Mon, Oct 12 - Wed, Oct 14

11:00 am - 10:50 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

17h 50m1 stop Toronto Pearson Intl

12:25 pm - 10:34 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

16h 09m2 stops Frankfurt am Main Toronto Pearson Intl

$791Air Canada

Wed, Oct 14 - Wed, Oct 21

8:40 pm - 10:50 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

32h 10m1 stop Toronto Pearson Intl

12:45 pm - 7:59 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

13h 14m1 stop Toronto Pearson Intl

$793Air Canada

Tue, Oct 13 - Fri, Oct 16

1:00 pm - 11:55 amDCA Washington, D.C. Reagan-National-CPH Kastrup Copenhagen

16h 55m2 stops Newark Munich Franz Josef Strauss

12:25 pm - 10:34 pmCPH Kastrup Copenhagen-DCA Washington, D.C. Reagan-National

16h 09m2 stops Frankfurt am Main Toronto Pearson Intl

$800United Airlines

Sat, Oct 10 - Wed, Oct 14

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Scandinavian Airlines flights from Washington, D.C. Reagan-National Airport to Copenhagen

Our best Scandinavian Airlines deals on Washington, D.C. Reagan-National Airport to Copenhagen flight tickets

Scandinavian Airlines

Feb 27

DCA12:00 pmWashington, D.C. Reagan-National

12h 55m

1 stop

CPH6:55 amKastrup Copenhagen

Mar 6

CPH12:55 pmKastrup Copenhagen

16h 09m

1 stop

DCA11:04 pmWashington, D.C. Reagan-National

$628

Scandinavian Airlines

Nov 10

DCA1:20 pmWashington, D.C. Reagan-National

11h 35m

1 stop

CPH6:55 amKastrup Copenhagen

Nov 13

CPH12:55 pmKastrup Copenhagen

15h 31m

1 stop

DCA10:26 pmWashington, D.C. Reagan-National

$633

Scandinavian Airlines

Dec 3

DCA11:55 amWashington, D.C. Reagan-National

13h 00m

1 stop

CPH6:55 amKastrup Copenhagen

Dec 7

CPH12:55 pmKastrup Copenhagen

15h 29m

1 stop

DCA10:24 pmWashington, D.C. Reagan-National

$640

Air Canada flights from Washington, D.C. Reagan-National Airport to Copenhagen

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Copenhagen flight tickets

Air Canada

Oct 12

DCA6:00 amWashington, D.C. Reagan-National

26h 10m

2 stops

CPH2:10 pmKastrup Copenhagen

Oct 14

CPH6:20 amKastrup Copenhagen

22h 14m

2 stops

DCA10:34 pmWashington, D.C. Reagan-National

$760

Air Canada

Oct 12

DCA6:59 amWashington, D.C. Reagan-National

21h 51m

1 stop

CPH10:50 amKastrup Copenhagen

Oct 14

CPH6:20 amKastrup Copenhagen

22h 14m

2 stops

DCA10:34 pmWashington, D.C. Reagan-National

$771

Air Canada

Oct 14

DCA11:00 amWashington, D.C. Reagan-National

17h 50m

1 stop

CPH10:50 amKastrup Copenhagen

Oct 21

CPH12:25 pmKastrup Copenhagen

16h 09m

2 stops

DCA10:34 pmWashington, D.C. Reagan-National

$791

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Wed 11/11

11:05 am-1:25 pm

2 stops20h 20m

Kastrup Copenhagen

Wed 11/18

6:10 am-9:59 pm

2 stops21h 49m

$550

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Wed 11/11

11:05 am-8:00 pm

3 stops26h 55m

Kastrup Copenhagen

Wed 11/18

6:10 am-9:59 pm

2 stops21h 49m

$600

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Fri 1/15

11:05 am-2:00 pm

2 stops20h 55m

Kastrup Copenhagen

Wed 1/20

6:10 am-9:59 pm

2 stops21h 49m

$609

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Fri 1/15

4:00 pm-2:00 pm

2 stops16h 00m

Kastrup Copenhagen

Wed 1/20

6:10 am-10:38 pm

3 stops22h 28m

$617

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Mon 2/8

11:00 am-7:10 am

1 stop14h 10m

Kastrup Copenhagen

Wed 2/24

1:20 pm-11:30 pm

1 stop16h 10m

$628

Quickest round-trip

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Sat 2/27

12:00 pm-6:55 am

1 stop12h 55m

Kastrup Copenhagen

Sat 3/6

12:55 pm-11:04 pm

1 stop16h 09m

$628

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Fri 1/15

4:00 pm-9:20 am

3 stops35h 20m

Kastrup Copenhagen

Wed 1/20

6:10 am-10:38 pm

3 stops22h 28m

$630

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Mon 11/9

11:05 am-8:20 pm

2 stops27h 15m

Kastrup Copenhagen

Wed 11/18

6:10 am-9:59 pm

2 stops21h 49m

$631

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Mon 2/8

4:00 pm-1:30 pm

2 stops39h 30m

Kastrup Copenhagen

Thu 2/11

6:55 am-10:29 am

2 stops33h 34m

$741

Washington, D.C.Copenhagen

DCA Washington, D.C. Reagan-National - CPH Kastrup Copenhagen

DCACPH

Washington, D.C. Reagan-National

Mon 2/8

4:00 pm-1:30 pm

2 stops39h 30m

Kastrup Copenhagen

Thu 2/11

6:55 am-6:23 pm

2 stops17h 28m

$751

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Copenhagen?

The cheapest month to fly to Copenhagen from Washington, D.C. Reagan-National Airport is in May. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Copenhagen during the month of May, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Copenhagen is on a Wednesday when prices can be found for as low as $715. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Copenhagen for around $804.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Washington, D.C. Reagan-National Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $479 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $734. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Washington, D.C. Reagan-National Airport to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Copenhagen (DCA to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Copenhagen

Best Price Found	$323
Fastest flight time	11h 35m
Direct flights	None

The best one-way flight to Copenhagen from Washington, D.C. Reagan-National Airport in the past 72 hours is $323. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Copenhagen found on momondo in the last 72 hours is $550.

The fastest flight from Washington, D.C. Reagan-National Airport to Copenhagen takes 11h 35m

There are no direct flights from Washington, D.C. Reagan-National Airport to Copenhagen. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Copenhagen.

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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Copenhagen

How far is Washington, D.C. Reagan-National to Kastrup Copenhagen by plane?
There are 4046.3 mi between Washington, D.C. Reagan-National and Kastrup Copenhagen. A reasonable flight in good conditions will take 11h 35m.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?
There is 1 operator available for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport as of October 2026.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport.
What documentation or ID do you need to fly to Kastrup Copenhagen Airport?
The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. Reagan-National Airport to Copenhagen?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Reagan-National Airport to Copenhagen is United Airlines (100% of total bookings).

Best airlines flying from Washington, D.C. Reagan-National Airport to Copenhagen

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Copenhagen with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $791	Free Cancellation	Rating 7.4 10,324 reviews		Search United Airlines flights

Kastrup

Roskilde

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Copenhagen for you.

Can I find flights from Washington, D.C. to Copenhagen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Copenhagen flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Copenhagen?

Once all potential Washington, D.C. to Copenhagen flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Copenhagen right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Copenhagen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Scandinavian Airlines flights from Washington, D.C. Reagan-National Airport to Copenhagen

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Air Canada flights from Washington, D.C. Reagan-National Airport to Copenhagen

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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Copenhagen

What is the cheapest month to fly to Copenhagen?

What is the cheapest day to depart on your flight to Copenhagen?

What is the cheapest time of day to depart on your flight to Copenhagen?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Kastrup Copenhagen?

When to book flights from Washington, D.C. Reagan-National Airport to Copenhagen

Cheap Washington, D.C. Reagan-National Airport to Copenhagen (DCA to CPH) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Copenhagen

Best airlines flying from Washington, D.C. Reagan-National Airport to Copenhagen

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Copenhagen with momondo

Traveling to a place near Copenhagen?

Why use momondo?

An easier way to manage your Copenhagen trip

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List of cabin classes available on flights landing in Copenhagen. Availability may vary depending on flight origin and airline.

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